1 /*
   2  * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 6852078
  28  * @summary Disable SuperWord optimization for unsafe read/write
  29  * @modules java.corba/com.sun.corba.se.impl.encoding
  30  *          java.corba/com.sun.jndi.toolkit.corba
  31  *
  32  * @run main compiler.c2.Test6852078
  33  */
  34 
  35 package compiler.c2;
  36 
  37 import com.sun.corba.se.impl.encoding.ByteBufferWithInfo;
  38 import com.sun.jndi.toolkit.corba.CorbaUtils;
  39 
  40 import java.nio.ByteBuffer;
  41 import java.util.Hashtable;
  42 
  43 public class Test6852078 {
  44 
  45     public Test6852078(String [] args) {
  46 
  47         int capacity = 128;
  48         ByteBuffer bb = ByteBuffer.allocateDirect(capacity);
  49         ByteBufferWithInfo bbwi = new ByteBufferWithInfo( CorbaUtils.getOrb(null, -1, new Hashtable()), bb);
  50         byte[] tmpBuf;
  51         tmpBuf = new byte[bbwi.buflen];
  52 
  53         for (int i = 0; i < capacity; i++)
  54             tmpBuf[i] = bbwi.byteBuffer.get(i);
  55     }
  56 
  57     public static void main(String [] args) {
  58         long start = System.currentTimeMillis();
  59         for (int i=0; i<2000; i++) {
  60             // To protect slow systems from test-too-long timeouts
  61             if ((i > 100) && ((System.currentTimeMillis() - start) > 100000))
  62                break;
  63             Test6852078 t = new Test6852078(args);
  64         }
  65     }
  66 }